2,2'-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9'-spirobi[fluorene]; CAS No.: 676168-63-1; As a custom synthesis company, ChemShuttle supplies 2,2'-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9'-spirobi[fluorene] for research purposes. Our services include custom synthesis to meet the evolving demands of chemical research.